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Flashcards in PRECEDENCE DIAGRAMMING METHOD Deck (8)
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1

A logical relationship in which a successor activity cannot start until a predecessor activity has finished. For example, installing the operating system on a PC (successor) cannot start until the PC hardware is assembled (predecessor).

Finish-to-start (FS).

2

A logical relationship in which a successor activity cannot finish until a predecessor activity has finished. For example, writing a document (predecessor) is required to finish before editing the document (successor) can finish.

Finish-to-finish (FF).

3

A logical relationship in which a successor activity cannot start until a predecessor activity has started. For example, level concrete (successor) cannot begin until pour foundation (predecessor) begins.

Start-to-start (SS).

4

A logical relationship in which a successor activity cannot finish until a predecessor activity has started. For example, a new accounts payable system (successor) has to start before the old accounts payable system can be shut down (predecessor).

Start-to-finish (SF).

5

In PDM, _______ is the most commonly used type of precedence relationship.

FS

6

The _______ relationship is very rarely used, but is included to present a complete list of the PDM relationship types.

SF

7

_________ loops are also not recommended in logical relationships.

Closed

8

_____ activities can have two logical relationships at the same time (for example, SS and FF). Multiple relationships between the same activities are not recommended, so a decision has to be made to select the relationship with the highest impact.

Two